20571696

素因数分解:

$2^4\times 3^2\times {\mathrm{373}}^1\times {\mathrm{383}}^1$

素因数の和:770

約数の個数: 60

約数和(自身を含む): 57877248

約数和(自身を除く): 37305552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 373, 383, 746, 766, 1119, 1149, 1492, 1532, 2238, 2298, 2984, 3064, 3357, 3447, 4476, 4596, 5968, 6128, 6714, 6894, 8952, 9192, 13428, 13788, 17904, 18384, 26856, 27576, 53712, 55152, 142859, 285718, 428577, 571436, 857154, 1142872, 1285731, 1714308, 2285744, 2571462, 3428616, 5142924, 6857232, 10285848, 20571696]

約数ペア:

[(1, 20571696), (2, 10285848), (3, 6857232), (4, 5142924), (6, 3428616), (8, 2571462), (9, 2285744), (12, 1714308), (16, 1285731), (18, 1142872), (24, 857154), (36, 571436), (48, 428577), (72, 285718), (144, 142859), (373, 55152), (383, 53712), (746, 27576), (766, 26856), (1119, 18384), (1149, 17904), (1492, 13788), (1532, 13428), (2238, 9192), (2298, 8952), (2984, 6894), (3064, 6714), (3357, 6128), (3447, 5968), (4476, 4596)]